PHP is_file() function

Definition and usage

The is_file() function checks whether the specified file is a regular file.

If the file is a regular file, this function returns TRUE.

grammar

 is_file(file)

Tips and Notes

Note: The results of this function will be cached. Please use clearstatcache() to clear the cache.

Example

 <?php$file = "test.txt";if(is_file($file)) { echo ("$file is a regular file"); }else { echo ("$file is not a regular file"); } ?>

The above code will output:

 test.txt is a regular file